* {
	margin: 0;
	padding: 0;
}
li {
	list-style: none;
}

.l-f {
	display: flex;
	align-items: center;
}
.l-block {
	display: block;
}
.l-column {
	flex-direction: column;
}
.l-row-c {
	justify-content: center;
}
.l-row-sb {
	justify-content: space-between;
}
.l-row-ad {
	justify-content: space-around;
}
.l-row-start {
	justify-content: flex-start;
}
.l-row-end {
	justify-content: flex-end;
}
.l-col-c {
	align-items: center;
}
.l-col-start {
	align-items: flex-start;
}
.l-col-end {
	align-items: flex-end;
}
.l-col-stretch {
	align-items: stretch;
}
.l-wrap  {
	flex-wrap: wrap;
}
.l-pt-r {
	position: relative;
}
.l-pt-c {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
}
.l-nowrap {
	white-space: nowrap;
}